Computer keyboard



FIG. 1 is a perspective view of a computer keyboard showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a perspective view of a second embodiment thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a front elevation view thereof;

FIG. 10 is a rear elevation view thereof;

FIG. 11 is a left side view thereof; and,

FIG. 12 is a right side view thereof. 

The ornamental design for a computer keyboard, as shown and described. 